diff options
Diffstat (limited to 'libpthread/nptl/pthread_cond_destroy.c')
-rw-r--r-- | libpthread/nptl/pthread_cond_destroy.c | 60 |
1 files changed, 0 insertions, 60 deletions
diff --git a/libpthread/nptl/pthread_cond_destroy.c b/libpthread/nptl/pthread_cond_destroy.c deleted file mode 100644 index d2f8e6202..000000000 --- a/libpthread/nptl/pthread_cond_destroy.c +++ /dev/null @@ -1,60 +0,0 @@ -/* Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ - -#include <errno.h> -#include "pthreadP.h" - - -int -__pthread_cond_destroy (cond) - pthread_cond_t *cond; -{ - /* Make sure we are alone. */ - lll_mutex_lock (cond->__data.__lock); - - if (cond->__data.__total_seq > cond->__data.__wakeup_seq) - { - /* If there are still some waiters which have not been - woken up, this is an application bug. */ - lll_mutex_unlock (cond->__data.__lock); - return EBUSY; - } - - /* Tell pthread_cond_*wait that this condvar is being destroyed. */ - cond->__data.__total_seq = -1ULL; - - /* If there are waiters which have been already signalled or - broadcasted, but still are using the pthread_cond_t structure, - pthread_cond_destroy needs to wait for them. */ - unsigned int nwaiters = cond->__data.__nwaiters; - while (nwaiters >= (1 << COND_CLOCK_BITS)) - { - lll_mutex_unlock (cond->__data.__lock); - - lll_futex_wait (&cond->__data.__nwaiters, nwaiters); - - lll_mutex_lock (cond->__data.__lock); - - nwaiters = cond->__data.__nwaiters; - } - - return 0; -} -versioned_symbol (libpthread, __pthread_cond_destroy, - pthread_cond_destroy, GLIBC_2_3_2); |